CF- 496B.cpp

// Rodrigo Farias de Macêdo

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define FOR(i,a,b) for(int i=(a),_b=(b); i<=_b; i++)
#define FORD(i,a,b) for(int i=(a),_b=(b); i>=_b; i--)
#define REP(i,a) for(int i=0,_a=(a); i<_a; i++)
#define EACH(it,a) for(__typeof(a.begin()) it = a.begin(); it != a.end(); ++it)
#define EACHR(it,a) for(__typeof(a.rbegin()) it = a.rbegin(); it != a.rend(); ++it)
#define SZ(S) ((int) ((S).size()))
#define DEBUG(x) { cout << #x << " = " << x << endl; }
#define PR(a,n) { cout << #a << " = "; FOR(_,1,n) cout << a[_] << ' '; cout << endl; }
#define PR0(a,n) { cout << #a << " = "; REP(_,n) cout << a[_] << ' '; cout << endl; }

typedef vector<int> vi;
int n;
char m[10001];

int main(){
	scanf("%d", &n);
	scanf("%s", &m);
	min = 10;
	int a = m[0];
	int b = m[1];
	int min = 
	
	return 0;
}